Here we set up a basic system for jumping and modifying the player's movement speed, which used to be controlled through "PlayerMods" in the trigger days. Fortunately, it's pretty easy to set up and get going!
VRChat Udon SDK:
https://vrchat.com/home/download
UdonSharp:
https://github.com/Merlin-san/UdonSharp
Music Used:
Portal - Android Hell
Portal - No Cake for You
Portal - Party Escort
Portal - Self Esteem Fund